diff options
Diffstat (limited to 'drivers/bluetooth')
| -rw-r--r-- | drivers/bluetooth/btusb.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index e42fdd625eb0..df46b2a34c18 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -573,6 +573,22 @@ static void btusb_rtl_cmd_timeout(struct hci_dev *hdev) gpiod_set_value_cansleep(reset_gpio, 0); } +static void btusb_qca_cmd_timeout(struct hci_dev *hdev) +{ + struct btusb_data *data = hci_get_drvdata(hdev); + int err; + + if (++data->cmd_timeout_cnt < 5) + return; + + bt_dev_err(hdev, "Multiple cmd timeouts seen. Resetting usb device."); + err = usb_autopm_get_interface(data->intf); + if (!err) + usb_queue_reset_device(data->intf); + else + bt_dev_err(hdev, "Failed usb_autopm_get_interface with %d", err); +} + static inline void btusb_free_frags(struct btusb_data *data) { unsigned long flags; @@ -3964,6 +3980,7 @@ static int btusb_probe(struct usb_interface *intf, if (id->driver_info & BTUSB_QCA_ROME) { data->setup_on_usb = btusb_setup_qca; hdev->set_bdaddr = btusb_set_bdaddr_ath3012; + hdev->cmd_timeout = btusb_qca_cmd_timeout; set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); btusb_check_needs_reset_resume(intf); } |